text: //
  //  NSString+JKUUID.h
  //  JKCategories (https://github.com/shaojiankui/JKCategories)
  //
  //  Created by Jakey on 14/12/30.
  //  Copyright (c) 2014年 www.skyfox.org. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface NSString (JKUUID)
  /**
   *  @brief  获取随机 UUID 例如 E621E1F8-C36C-495A-93FC-0C247A3E6E5F
   *
   *  @return 随机 UUID
   */
  + (NSString *)jk_UUID;
  /**
   *
   *  @brief  毫秒时间戳 例如 1443066826371
   *
   *  @return 毫秒时间戳
   */
  + (NSString *)jk_UUIDTimestamp;
  @end
  